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Finding the Fourth Proportional to 160,983.60, 241,474.20 and 48,663.60

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Solution

The fourth proportional to 160,983.60, 241,474.20 and 48,663.60 is: 72,995.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,983.60 : 241,474.20 = 48,663.60 : x
  2. Step 2: Convert to fraction form
    160,983.60/241,474.20 = 48,663.60/x
  3. Step 3: Cross multiply
    160,983.60x = 241,474.20 × 48,663.60
  4. Step 4: Simplify right side
    160,983.60x = 11,751,003,879.12
  5. Step 5: Solve for x
    x = 11,751,003,879.12/160,983.60
  6. Step 6: Final answer
    x = 72,995.04

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.